ASUS K52N-EX121V, K52. Processor clock speed: 2.1 GHz, Processor family: AMD Athlon II Dual-Core, Processor model: P320. Internal memory: 2 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1066 MHz. Total storage capacity: 500 GB, Storage media: HDD, Hard drive capacity: 500 GB. Display diagonal: 396.2 mm (15.6 "), Display resolution: 1366 x 768 pixels, Aspect ratio: 16:9. Discrete graphics adapter model: AMD Mobility Radeon HD 4200